45400218725089 has 16 divisors (see below), whose sum is σ = 46595742233040. Its totient is φ = 44208903168000.

The previous prime is 45400218725077. The next prime is 45400218725093. The reversal of 45400218725089 is 98052781200454.

It can be written as a sum of positive squares in 8 ways, for example, as 1418916939489 + 43981301785600 = 1191183^2 + 6631840^2 .

It is a cyclic number.

It is not a de Polignac number, because 45400218725089 - 2⁹ = 45400218724577 is a prime.

It is a super-2 number, since 2×45400218725089² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45400218705089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 666039169 + ... + 666107329.

It is an arithmetic number, because the mean of its divisors is an integer number (2912233889565).

Almost surely, 2^{45400218725089} is an apocalyptic number.

It is an amenable number.

45400218725089 is a deficient number, since it is larger than the sum of its proper divisors (1195523507951).

45400218725089 is a wasteful number, since it uses less digits than its factorization.

45400218725089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98772.

The product of its (nonzero) digits is 6451200, while the sum is 55.

The spelling of 45400218725089 in words is "forty-five trillion, four hundred billion, two hundred eighteen million, seven hundred twenty-five thousand, eighty-nine".